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Finding the Third Proportional to 24,515 and 53,540

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Solution

The third proportional to 24,515 and 53,540 is: 116,929.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,515 : 53,540 = 53,540 : x
  2. Step 2: Convert to fraction form
    24,515/53,540 = 53,540/x
  3. Step 3: Cross multiply
    24,515x = 53,540 × 53,540
  4. Step 4: Simplify right side
    24,515x = 2,866,531,600
  5. Step 5: Solve for x
    x = 2,866,531,600/24,515
  6. Step 6: Final answer
    x = 116,929.70

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.